Bucyrus (BUCY) will acquire Terex's (TEX) mining equipment division for $1.3B. Terex's wares are generally smaller than the heavy-duty equipment made by Bucyrus. The deal is structured in cash, but Terex has the option over the next few days to accept $300M in Bucyrus stock. Bucyrus said the acquisition will double its addressable market to $30B from $15B. TEX +5.5% premarket.